The latest techniques for planting roofs and walls to enhance our buildings and benefit the environment. The green roof industry is booming and the technology changing fast as professionals respond to the unique challenges of each new planting. In this comprehensively updated, fully revised edition of their authoritative reference, Nigel Dunnett and Nol Kingsbury reveal the very latest techniques, materials, and plants, and showcase some spectacular new case studies for the non-professional. Green roofs and walls reduce pollution and runoff, help insulate and reduce the maintenance needs of buildings, contribute to biodiversity, and provide habitats for wildlife. In addition to all this, they are attractive to look at and enhance the quality of life of residents. InPlanting Green Roofs and Living Walls, Revised and Updated Edition, the authors describe and illustrate the practical techniques required to design, implement, and maintain a green roof or wall to the highest standards. This informative, up-to-the-minute reference will encourage gardeners everywhere to consider the enormous benefits to be gained from planting on their roofs and walls.